Gemma GPS vs Track Poseidon
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Gemma GPS
Navigate the outdoors with a digital compass that conserves battery. Save locations and get guided back to them with a simple arrow. Ideal for travelers, hikers, sailors, and geocachers who venture off the beaten path.
- Digital compass
- Battery saving mode
- Save locations
- Night vision mode
- Navigation guidance
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Precision GPS waypoint navigation for professionals. Capture locations. Convert coordinates. Navigate back. FEATURES: • Save waypoints with geodetic precision • Six coordinate formats: Decimal, DDM, DMS, UTM, MGRS, Maidenhead • Compass navigation with bearing and distance • Organize with folders and routes • Import and export GPX files • Full JSON backup and restore • Night vision mode for dark adaptation • No ads, no tracking COORDINATE FORMATS: • Decimal Degrees (37.7749°) • Degrees Decimal Minutes (37° 46.497' N) • Degrees-Minutes-Seconds (37°46'29.7"N) • UTM (10S 551309 4177447) • MGRS (10SEG 51309 77447) • Maidenhead Grid (CM87ss) Perfect for search and rescue, surveying, geocaching, amateur radio, aviation, marine navigation, and anyone who needs real coordinates. Every feature is free. Optional support subscriptions help fund continued development. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Track Poseidon
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Приложение для мониторинга систем спутникового наблюдения ООО "Посейдон": инновационное решение для глобального контроля транспортных средств посредством мобильного устройства. Отслеживание транспорта, построение отчетов, контроль скорости и многое другое.
Screenshots
Verdict
The clearest difference is in-app purchases: Track Poseidon at none against Gemma GPS's 2. Track Poseidon also leads on iOS requirement (15.1 vs 18.0). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Gemma GPS sells 2 in-app purchases, starting at $199.99 per year. Track Poseidon asks for nothing beyond the download.
| Parameter | Gemma GPS | Track Poseidon |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Positive reviews | 85.7% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 2 months | — |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free | — |
| Devices | iPhone, iPad, Apple Watch — better | iPhone, iPod |
| Requires iOS | 18.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 54 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | Patrick Tudor | GLONASSsoft |
In-app purchases
Gemma GPS
- Gemma GPS Pro Support$199.991 Year
- Gemma GPS Enterprise Support$499.991 Year
Track Poseidon
No in-app purchases
Questions
Is Gemma GPS free?
Is Track Poseidon free?
Do Gemma GPS or Track Poseidon have ads?
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